30 v(t)= 100 sin(10r) at t< 0 AC v(t)- 200 sin(10/) at t>0 A coil has been connected to an AC source for a long time and at t=0 the voltage source has changed from vs(t)= 100 sin(10) to v(t)= 200 sin(10r). If the reactance and resistance of the coil is 40 and 30 respectively, then, the circuit current i(t) is

Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter17: Resistive-inductive Series Circuits
Section: Chapter Questions
Problem 2PP: Assume that the voltage drop across the resistor, ER, is 78 V, that the voltage drop across the...
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30
v(t)= 100 sin(10) at t< 0
AC
v(t)= 200 sin(101) at t>0
A coil has been connected to an AC source for a long time and at t=0 the voltage source
has changed from v.(t)= 100 sin(100) to v,(t)= 200 sin(10r). If the reactance and
resistance of the coil is 40 and 30 respectively, then, the circuit current i(t) is
Transcribed Image Text:30 v(t)= 100 sin(10) at t< 0 AC v(t)= 200 sin(101) at t>0 A coil has been connected to an AC source for a long time and at t=0 the voltage source has changed from v.(t)= 100 sin(100) to v,(t)= 200 sin(10r). If the reactance and resistance of the coil is 40 and 30 respectively, then, the circuit current i(t) is
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